Publications by authors named "Djavan B"

Unlabelled: The landscape of local and systemic therapy of renal cell carcinoma (RCC) is rapidly changing. The increase in the incidental finding of small renal tumors has increased the application of nephron-sparing procedures, while ten novel agents targeting the vascular endothelial growth factor (VEGF) or the mammalian target of rapamycin pathways, or inhibiting the interaction of the programmed death 1 receptor with its ligand, have been approved since 2006 and have dramatically improved the prognosis of metastatic RCC (mRCC). These rapid developments have resulted in continuous changes in the respective Clinical Practice Guidelines/Expert Recommendations.

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The aim of the present review was to compare state-of-the-art care and future perspectives for the detection and treatment of non-muscle-invasive transitional cell carcinoma (TCC) of the bladder. We provide a summary of the third expert meeting on 'Optimising the management of non-muscle-invasive bladder cancer, organized by the European Association of Urology Section for Uro-Technology (ESUT) in collaboration with the Section for Uro-Oncology (ESOU), including a systematic literature review. The article includes a detailed discussion on the current and future perspectives for TCC, including photodynamic diagnosis, optical coherence tomography, narrow band imaging, the Storz Professional Image Enhancement system, magnification and high definition techniques.

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Introduction: Benign prostatic hyperplasia (BPH) is a more common form of lower urinary tract symptoms (LUTS). BPH is due to the excessive growth of both stromal and epithelial cells of the prostate. Fifty percent of men over the age of 50 will have this disease, along with the probability that 90% of men at the age of 80 will have an enlarged prostate.

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Historically, transurethral resection of the prostate has been the gold standard for the treatment of benign prostatic hyperplasia (BPH). Laser technology has been used to treat BPH for > 15 years. Over the past decade, it has gained wide acceptance by experienced urologists.

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Primary testicular leiomyosarcoma is an extremely rare tumor, and, to the best of our knowledge, only 20 cases in adults have been reported in the literature to date. Herein, we present a case of a 68-year-old man who complained of left scrotal swelling for 2 months. Radiological examination revealed a left testicular tumor with no metastases to other organs.

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Optimizing prostate biopsy.

Minerva Urol Nefrol

December 2012

Prostate biopsy (PBx) techniques have changed significantly since the original Hodge's scheme. Although the use of transrectal ultrasound (TRUS) guided (PBx) is considered the gold standard for the diagnosis of prostate cancer (Pca), the strategies for initial and repeat biopsies remain controversial. Even with the widespread application of extended prostate biopsy (ePBx) protocols, the false negative rate remains substantial and early PCa detection remains limited.

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Purpose Of Review: We provide new viewpoints of hormonal control of benign prostatic hyperplasia (BPH). The latest treatment findings with 5-alpha reductase inhibitors (5-ARIs) finasteride and dutasteride, refined indications, efficacy, and safety are discussed and compared. We also discuss potential new 5-ARIs and other hormonal treatments.

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Purpose Of Review: This review aims to evaluate the available evidence on the role of prostatic inflammation in the pathogenesis and progression of benign prostatic hyperplasia (BPH).

Recent Findings: Although there is still no evidence of a causal relation, accumulating evidence suggests that inflammation may contribute to the development of BPH and lower urinary tract symptoms (LUTS). Inflammatory infiltrates are frequently observed in prostate tissue specimens from men with BPH and the presence or degree of inflammation has been found to be correlated with prostate volume and weight.

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Purpose Of Review: This article discusses the new imaging techniques in diagnosis and treatment of benign prostatic hyperplasia by reviewing the most recent publications.

Recent Findings: Imaging study for the evaluation of patients with lower urinary tract symptoms is not suggested by American Urology Association guidelines; however, European Association of Urology recommends the assessment of the upper urinary tract by modalities like ultrasound. Several new imaging indices like resistive index of capsular artery, presumed circle area ratio, prostatic urethral angle, intraprostatic protrusion, and detrusor wall thickness are used to find a noninvasive way for bladder outlet obstruction diagnosis.

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Background: Benign prostatic hyperplasia, the fourth most commonly diagnosed medical condition in the elderly, is a major underlying cause of lower urinary tract symptoms in men. Medical therapy is usually the first therapeutic option. Combination therapy is increasingly used for better symptom relief and outcome.

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Introduction: To evaluate erectile function among men who had undergone laparoscopic radical prostatectomy and received postoperative medical therapy for erectile dysfunction.

Materials And Methods: We performed a prospective study in men who underwent laparoscopic radical prostatectomy between September 2003 and November 2005 at our center and who received penile rehabilitation after surgery. All patients had antegrade interfascial dissection.

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Androgen deprivation therapy is frequently used to treat patients with advanced prostate cancer. New therapies for metastatic castration-resistant prostate cancer have drawn increased attention to serum and intratumoral testosterone levels. The present review examines the role of testosterone in prostate cancer progression, discusses the nuances and potential pitfalls in measuring serum testosterone using available assays, and summarizes current data relevant to the arguments for and against achieving and maintaining the lowest possible testosterone levels during androgen deprivation therapy, including the adverse effects of such treatment.

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Unlabelled: Study Type - Outcomes (cohort) Level of Evidence 2b What's known on the subject? and What does the study add? It is generally accepted in the medical community that total and intra-operative blood loss after RALP is significantly lower in comparison with ORRP. This has led to speculation that less bleeding results in better visualization of the operative field resulting in superior potency and continence. Blood loss (BL) during ORRP does not adversely impact clinical and functional outcomes irrespective of how BL is defined.

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Objective: • Androgen stimulation of prostate cancer (PCa) cells has been extensively studied. The increasing trend of using serum testosterone as an absolute surrogate for castration state means that the diagnostic measurement of testosterone and the values potentially influencing prognosis must be better understood. This is especially important when PCa progresses from an endocrine to an intracrine status.

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Purpose Of Review: The purpose of this review is to provide a complete revision of two of the most widely used clinical guidelines in the management of lower urinary tract symptoms induced by benign prostatic hyperplasia and their importance and compliance among urologists.

Recent Findings: Updates of the American Association of Urology and European Association of Urology clinical practice guidelines (CPGs) were reviewed and analyzed. Literature concerning compliance and application of these two CPGs in the different working scenarios of practicing has been evaluated.

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Purpose Of Review: α1-Adrenoceptor blockers are the most frequently prescribed medical therapy in the treatment of lower urinary tract symptom suggestive of benign prostatic hyperplasia (LUTS/BPH). The purpose of this review is to highlight the evolution of adrenoceptor blockers with emphasis on newly approved drugs.

Recent Findings: Over the past years new formulations of several α1-adrenoceptor blockers were introduced to the market.

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Purpose Of Review: Transurethral resection of the prostate (TURP) has long been held as the gold standard for treatment of benign prostatic hyperplasia (BPH); however, there has been significant innovation in other less invasive alternative treatments for BPH in recent years. BPH treatment guidelines now recommend minimally invasive therapy be considered as a treatment option alongside TURP and medical management. Our purpose is to review the current evidence supporting the safety, effectiveness, and durability of transurethral microwave thermotherapy (TUMT) as a minimal invasive technique.

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Prostate cancer is a complex disease, and treatment selection is informed by numerous variables depending on the stage of disease. Moreover, patient expectations and the impact of treatment-related adverse events may influence treatment choices. Available treatment options over the course of the disease have included surgery, radiation therapy, hormonal therapy, immunotherapy, and chemotherapy.

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Introduction: To compare the commonly used 0-1 pad definition of urinary continence for postoperative functional outcome after radical prostatectomy and the correlation with self-reported urinary continence and to determine whether a patient questionnaire can deliver more accurate continence status rates.

Material And Methods: We evaluated a cohort of 873 men who underwent radical prostatectomy (RP) at the General Hospital in Vienna between 1998 and 2006. Patients were surveyed with a questionnaire regarding their postoperative outcome and postoperative urinary incontinence.

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